CN103426607B - The iron core of amorphous alloy transformer and manufacture method thereof - Google Patents
The iron core of amorphous alloy transformer and manufacture method thereof Download PDFInfo
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- CN103426607B CN103426607B CN201310334911.3A CN201310334911A CN103426607B CN 103426607 B CN103426607 B CN 103426607B CN 201310334911 A CN201310334911 A CN 201310334911A CN 103426607 B CN103426607 B CN 103426607B
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Abstract
The invention discloses a kind of iron core and manufacture method thereof of amorphous alloy transformer.The iron core of described amorphous alloy transformer comprises the rewinding material reeled by iron-based amorphous alloy ribbon material, described rewinding material is encapsulated by hybrid resin and the lower yoke of described rewinding material can not be opened, described hybrid resin forms resin bed in described rewinding material periphery, described resin bed is fixed with ground strip, and described ground strip is electrically connected at described rewinding material.Amorphous alloy transformer of the present invention can be directly used in the rewinding material coil winding of oil-filled transformer and dry-type transformer; The amorphous alloy transformer formed because of resin-encapsulate rewinding material is an effective entirety, Gu the production efficiency of extremely low, the effective raising product of resin-encapsulate amorphous alloy transformer noise, overcomes the weakness that amorphous alloy core is yielding, frangible; Also can not be set with because of product, to the superimposed increase causing amorphous alloy transformer iron core loss of yoke under iron core.The invention also discloses the manufacture method of described amorphous alloy transformer.
Description
Technical field
The present invention relates to a kind of unshakable in one's determination and manufacture method, specifically a kind of iron core of amorphous alloy transformer and manufacture method thereof.
Background technology
Amorphous alloy transformer is the energy-conservation controller switching equipment of a kind of latest model, and its energy-saving effect is mainly given the credit to and adopted a kind of material-Fe-based amorphous alloy with excellent soft magnet performance newly.Amorphous alloy transformer iron core is reeled by iron-based amorphous alloy ribbon material and forms, should be amorphous alloy strips ultra-thin, thickness only has 0.025mm and frangible, yielding, produce for the ease of traditional amorphous alloy transformer, open in the middle of yoke portion under tradition amorphous alloy transformer iron core, be convenient to amorphous alloy transformer coil suit.Therefore, industry is in the urgent need to there being better amorphous alloy core.
Summary of the invention
In order to overcome above-mentioned technical problem, the invention provides a kind of iron core and manufacture method thereof of amorphous alloy transformer.The iron core of amorphous alloy transformer can be directly used in the rewinding material coil winding of oil-filled transformer and dry-type transformer; The amorphous alloy transformer formed because of resin-encapsulate rewinding material is an effective entirety, Gu the production efficiency of extremely low, the effective raising product of resin-encapsulate amorphous alloy transformer noise, overcomes the weakness that amorphous alloy core is yielding, frangible; Also can not be set with because of product, to the superimposed increase causing amorphous alloy transformer iron core loss of yoke under iron core.
The present invention realizes like this, the iron core of amorphous alloy transformer, it comprises the rewinding material reeled by iron-based amorphous alloy ribbon material, described rewinding material is encapsulated by hybrid resin and the lower yoke of described rewinding material can not be opened, described hybrid resin forms resin bed in described rewinding material periphery, described resin bed is fixed with ground strip, and described ground strip is electrically connected at described rewinding material.
The present invention also provides the manufacture method of described amorphous alloy transformer, and it comprises the steps: to provide mould, and described mould comprises punch and covers the cover plate of described punch, and described punch offers annular groove, and described annular groove offers through hole; Described rewinding material is placed in described annular groove, and described ground strip to be inserted in described through hole and to be electrically connected at described rewinding material through described through hole; Cover plate is covered to described punch; The punch being covered with described cover plate is placed in epoxy vacuum pouring tank, adopts hybrid resin to pour into a mould; Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material, described resin bed, described ground strip.
Preferably, described hybrid resin is made up of epoxy resin, curing agent, the agent of increasing a piece of wood serving as a brake to halt a carriage, promoter, epoxy coloring agent, promoter, silicon powder.
The present invention also provides the iron core of another kind of amorphous alloy transformer, it comprises the some rewinding material reeled by iron-based amorphous alloy ribbon material, described some rewinding material linear array and by hybrid resin encapsulate the lower yoke of described some rewinding material can not be opened, described hybrid resin forms resin bed in the periphery of described some rewinding material, described resin bed is fixed with some ground strips, and each ground strip is electrically connected at one of them rewinding material.
The present invention also provides the manufacture method of described another kind of amorphous alloy transformer, it comprises the steps: to provide mould, described mould comprises punch and covers the cover plate of described punch, described punch offers some annular grooves, described some annular groove linear array and adjacent two annular grooves communicate, and each annular groove offers through hole; Described some rewinding material are placed in described some annular grooves respectively, and described some ground strips to be inserted in some through holes and to be electrically connected at respective roll iron core through respective through hole; Cover plate is covered to described punch; The punch being covered with described cover plate is placed in epoxy vacuum pouring tank, adopts hybrid resin to pour into a mould; Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material, described resin bed, described ground strip.
Preferably, described hybrid resin is made up of epoxy resin, curing agent, the agent of increasing a piece of wood serving as a brake to halt a carriage, promoter, epoxy coloring agent, promoter, silicon powder.
The advantage of amorphous alloy transformer of the present invention is:
1, operating procedure is simple, and adopt special hybrid resin material, mechanical strength is high, is convenient to safeguard;
2, the rewinding material of amorphous alloy transformer and Combination resin reflect through chemistry and form an entirety closely, solve frangible, the yielding shortcoming of amorphous alloy strips;
3, the iron core of the amorphous alloy transformer of the rewinding material formation of resin-encapsulate amorphous alloy transformer can be directly used in the rewinding material coil winding of oil-filled transformer and dry-type transformer, solves the shortcoming that traditional amorphous alloy transformer iron core lower yoke must be opened;
4, at Transformer-Manufacturing Trade, resin-encapsulate amorphous alloy transformer iron core reduces traditional amorphous alloy transformer iron core and produces and five, six operations in manufacture process, is convenient to product design from now on, reduces Product processing operation, simple and facilitate.
Accompanying drawing explanation
The structural representation of the iron core of the amorphous alloy transformer that Fig. 1 provides for better embodiment of the present invention.
Fig. 2 is the punch that the iron core of amorphous alloy transformer in shop drawings 1 adopts.
Fig. 3 is the cover plate that Fig. 2 convex mould adopts.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, the structural representation of the iron core of its amorphous alloy transformer provided for better embodiment of the present invention.The iron core of described amorphous alloy transformer comprises the some rewinding material 2 reeled by iron-based amorphous alloy ribbon material, described some rewinding material 2 linear array and by hybrid resin encapsulate the lower yoke of described some rewinding material 2 can not be opened, described hybrid resin forms resin bed 1 in the periphery of described some rewinding material 2, described resin bed 1 is fixed with some ground strips 3, and each ground strip 3 is electrically connected at one of them rewinding material 2.
Incorporated by reference to such as Fig. 2 and Fig. 3, during fabrication, the step of its manufacture method is as follows for described amorphous alloy transformer:
Mould is provided, described mould comprises punch 4 and covers the cover plate 5 of described punch 4, described punch 4 offers some annular grooves 6, and described some annular groove 6 linear array and adjacent two annular grooves 6 communicate, and each annular groove 6 offers through hole (not shown);
Described some rewinding material 2 are placed in described some annular grooves 6 respectively, and described some ground strips 3 to be inserted in some through holes and to be electrically connected at respective roll iron core 2 through respective through hole;
Cover plate 5 is covered to described punch 4;
Be placed in by the punch 4 being covered with described cover plate 5 in epoxy vacuum pouring tank, adopt hybrid resin to pour into a mould, wherein, described hybrid resin is made up of epoxy resin, curing agent, the agent of increasing a piece of wood serving as a brake to halt a carriage, promoter, epoxy coloring agent, promoter, silicon powder;
Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material 2, described resin bed 1, described ground strip 3.
In the present embodiment, the quantity of rewinding material 2 is illustrated for four, and the quantity of ground strip 3 is identical with the quantity of rewinding material 2, and in other embodiments, the quantity of rewinding material 2 can also be more or be single.
When the quantity of rewinding material 2 is single, described rewinding material 2 is encapsulated by hybrid resin and the lower yoke of described rewinding material 2 can not be opened, described hybrid resin forms resin bed in described rewinding material 2 periphery, and described resin bed is fixed with ground strip 3, and described ground strip 3 is electrically connected at described rewinding material 2.
Have the amorphous alloy transformer of single rewinding material 2 during fabrication, its manufacture method comprises the following steps:
There is provided mould, described mould comprises punch and covers the cover plate of described punch, and described punch offers annular groove, and described annular groove offers through hole;
Described rewinding material 2 is placed in described annular groove, and described ground strip 3 to be inserted in described through hole and to be electrically connected at described rewinding material 2 through described through hole;
Cover plate is covered to described punch;
The punch being covered with described cover plate is placed in epoxy vacuum pouring tank, adopts hybrid resin to pour into a mould;
Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material 2, described resin bed, described ground strip 3.
The advantage of amorphous alloy transformer of the present invention is:
1, operating procedure is simple, and adopt special hybrid resin material, mechanical strength is high, is convenient to safeguard;
2, the rewinding material of amorphous alloy transformer and Combination resin reflect through chemistry and form an entirety closely, solve frangible, the yielding shortcoming of amorphous alloy strips;
3, resin-encapsulate amorphous alloy transformer iron core can be directly used in the rewinding material coil winding of oil-filled transformer and dry-type transformer, solves the shortcoming that traditional amorphous alloy transformer iron core lower yoke must be opened;
4, at Transformer-Manufacturing Trade, resin-encapsulate amorphous alloy transformer iron core reduces traditional amorphous alloy transformer iron core and produces and five, six operations in manufacture process, is convenient to product design from now on, reduces Product processing operation, simple and facilitate.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. the manufacture method of the iron core of an amorphous alloy transformer, the iron core of described amorphous alloy transformer comprises the rewinding material reeled by iron-based amorphous alloy ribbon material, described rewinding material is encapsulated by hybrid resin and the lower yoke of described rewinding material can not be opened, described hybrid resin forms resin bed in described rewinding material periphery, described resin bed is fixed with ground strip, described ground strip is electrically connected at described rewinding material, it is characterized in that: the manufacture method of the iron core of this amorphous alloy transformer comprises the steps:
There is provided mould, described mould comprises punch and covers the cover plate of described punch, and described punch offers annular groove, and described annular groove offers through hole;
Described rewinding material is placed in described annular groove, and described ground strip to be inserted in described through hole and to be electrically connected at described rewinding material through described through hole;
Cover plate is covered to described punch;
The punch being covered with described cover plate is placed in epoxy vacuum pouring tank, adopts hybrid resin to pour into a mould;
Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material, described resin bed, described ground strip.
2. the manufacture method of the iron core of amorphous alloy transformer as claimed in claim 1, is characterized in that: described hybrid resin is made up of epoxy resin, curing agent, the agent of increasing a piece of wood serving as a brake to halt a carriage, promoter, epoxy coloring agent, silicon powder.
3. the manufacture method of the iron core of an amorphous alloy transformer, the iron core of described amorphous alloy transformer comprises the some rewinding material by iron-based amorphous alloy ribbon material winding, described some rewinding material linear array and by hybrid resin encapsulate the lower yoke of described some rewinding material can not be opened, described hybrid resin forms resin bed in the periphery of described some rewinding material, described resin bed is fixed with some ground strips, each ground strip is electrically connected at one of them rewinding material, it is characterized in that: the manufacture method of the iron core of this amorphous alloy transformer comprises the steps:
There is provided mould, described mould comprises punch and covers the cover plate of described punch, and described punch offers some annular grooves, and described some annular groove linear array and adjacent two annular grooves communicate, and each annular groove offers through hole;
Described some rewinding material are placed in described some annular grooves respectively, and described some ground strips to be inserted in some through holes and to be electrically connected at respective roll iron core through respective through hole;
Cover plate is covered to described punch;
The punch being covered with described cover plate is placed in epoxy vacuum pouring tank, adopts hybrid resin to pour into a mould;
Be poured, through curing oven hot setting and resin chemical reaction, form the overall structure of described rewinding material, described resin bed, described ground strip.
4. the manufacture method of the iron core of amorphous alloy transformer as claimed in claim 3, is characterized in that: described hybrid resin is made up of epoxy resin, curing agent, the agent of increasing a piece of wood serving as a brake to halt a carriage, promoter, epoxy coloring agent, silicon powder.
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| CN201310334911.3A CN103426607B (en) | 2013-08-02 | 2013-08-02 | The iron core of amorphous alloy transformer and manufacture method thereof |
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| CN201310334911.3A CN103426607B (en) | 2013-08-02 | 2013-08-02 | The iron core of amorphous alloy transformer and manufacture method thereof |
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| CN103426607B true CN103426607B (en) | 2016-01-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3200208A4 (en) * | 2014-09-26 | 2018-06-20 | Hitachi Metals, Ltd. | Amorphous alloy core and method for manufacturing same |
| CN109545536A (en) * | 2018-12-19 | 2019-03-29 | 苏州洲盛非晶科技有限公司 | A kind of manufacturing method of Fe-based amorphous alloy transformer core |
| CN112863820A (en) * | 2021-01-13 | 2021-05-28 | 珠海南方华力通特种变压器有限公司 | Oil-immersed transformer |
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| CN202008902U (en) * | 2011-02-14 | 2011-10-12 | 天津市特变电工变压器有限公司 | Three-phase three-column amorphous alloy dry-type transformer iron core |
| CN102360768A (en) * | 2011-11-04 | 2012-02-22 | 安泰科技股份有限公司 | Amorphous iron core, manufacturing method thereof and transformer with high performance, low noise and low cost |
| CN202585030U (en) * | 2011-12-21 | 2012-12-05 | 明珠电气有限公司 | Three-phase and three-column amorphous alloy iron core in cast molding |
| CN202887939U (en) * | 2012-11-20 | 2013-04-17 | 沈阳中变电气有限责任公司 | Three-column amorphous alloy iron core with resin poured at lower end |
| CN103208351A (en) * | 2012-12-29 | 2013-07-17 | 江苏中联电气股份有限公司 | Dry-type transformer for mining flameproof movable substation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999000805A1 (en) * | 1997-06-26 | 1999-01-07 | Alliedsignal Inc. | Method for impregnating amorphous metal transformer cores |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202008902U (en) * | 2011-02-14 | 2011-10-12 | 天津市特变电工变压器有限公司 | Three-phase three-column amorphous alloy dry-type transformer iron core |
| CN102360768A (en) * | 2011-11-04 | 2012-02-22 | 安泰科技股份有限公司 | Amorphous iron core, manufacturing method thereof and transformer with high performance, low noise and low cost |
| CN202585030U (en) * | 2011-12-21 | 2012-12-05 | 明珠电气有限公司 | Three-phase and three-column amorphous alloy iron core in cast molding |
| CN202887939U (en) * | 2012-11-20 | 2013-04-17 | 沈阳中变电气有限责任公司 | Three-column amorphous alloy iron core with resin poured at lower end |
| CN103208351A (en) * | 2012-12-29 | 2013-07-17 | 江苏中联电气股份有限公司 | Dry-type transformer for mining flameproof movable substation |
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